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Bluetooth 5.0 Bluetooth Earpiece 30 Hours Music Time 2160 Hours Standby Time Bluetooth Headset Handsfree Headset Mini Wireless Headphones Earbud Earphone for Business/Office/Drving Product Description The headphones are equipped with the advanced Bluetooth 5.0 chip, which can provide you with lower power consumption and make your headphones work longer. Bluetooth 5.0 also supports high-definition, high-speed, lossless transmission. The earphone could provide stereo sound and shocking bass. The earbuds are designed with soft rubber ear hooks, and ear hooks can be adjusted according to different ear types. Automatic fit, more painless to wear. IPX5 waterproof rating prevents our headphones from being damaged by splashing water. It withstand sweaty workouts. headphones is designed with a 180 degree rotation and the left and right ears can be switched freely. The battery can provide 30 hours of working time.You can enjoy music or talking without worrying about the battery being low. Features: 1.Latest Bluetooth 5.0 technology : Compared to Bluetooth 3.0, 4.0, the latest version features faster & stable signal transmission, clearer sound quality and lower power consumption. 2.Perfect Sound Quality : headphones equipped with Bluetooth 5.0 Technology. The earphone could provide stereo sound and shocking bass. The 6D noise reduction technology ensures a clear calling experience and high-quality music sound. 3.Comfortable and Painless : The earbuds are designed with soft rubber ear hooks, and ear hooks can be adjusted according to different ear types. It disperses the pressure on the ear and will not be tired for long periods of wear. 4.IPX5 Waterproof rating : IPX5 waterproof rating prevents our headphones from being damaged by splashing water. It withstand sweaty workouts. When running, exercising, yoga and other sports, the headphones are not damaged by sweat. It is suitable for sports. 5.Strong Battery Life : 180mAh*2 battery, full charge in 1.5 hours. It can provide about 30 hours of working time. The headset can stand by for 90 days. You can enjoy music or talking without worrying about the battery being low. 6.6D Noise cancelling : It can clearly distinguish the difference between voice and noise, keep the call clear, and keep the sound details with high fidelity. Completely adapted to the noise elimination technology, obstructing the external interference ,brings the most perfect hearing. Specification: Bluetooth Version: V5.0 Frequency Range: 2402MHz ~ 2480MHz Effective Distance: 10-12 meters Frequency Range: 20~20kHz Nominal Impedance: 32 ohm Transmission Power: class 2 Headphones Battery Capacity: 180mAh*2 Charging Input: DC 5V/1A Charging Time: 1.5 hour Working Time: About 30 hours Standby Time:90 days